Feat experimental WebAuth API

models/user.go

@@ -2,9 +2,12 @@ package model
 
 import (
 	"crypto/sha1"
+	"encoding/binary"
 	"encoding/hex"
 	"encoding/json"
+	"fmt"
 	"github.com/HFO4/cloudreve/pkg/util"
+	"github.com/duo-labs/webauthn/webauthn"
 	"github.com/jinzhu/gorm"
 	"github.com/pkg/errors"
 	"strings"
@@ -38,6 +41,7 @@ type User struct {
 	Delay         int
 	Avatar        string
 	Options       string `json:"-",gorm:"size:4096"`
+	Authn         string `gorm:"size:8192"`
 
 	// 关联模型
 	Group  Group  `gorm:"association_autoupdate:false"`
@@ -55,6 +59,41 @@ type UserOption struct {
 	PreferredTheme  string `json:"preferred_theme"`
 }
 
+func (user User) WebAuthnID() []byte {
+	bs := make([]byte, 8)
+	binary.LittleEndian.PutUint64(bs, uint64(user.ID))
+	return bs
+}
+
+func (user User) WebAuthnName() string {
+	return user.Email
+}
+
+func (user User) WebAuthnDisplayName() string {
+	return user.Nick
+}
+
+func (user User) WebAuthnIcon() string {
+	return "https://cdn4.buysellads.net/uu/1/46074/1559075156-slack-carbon-red_2x.png"
+}
+
+func (user User) WebAuthnCredentials() []webauthn.Credential {
+	var res []webauthn.Credential
+	err := json.Unmarshal([]byte(user.Authn), &res)
+	if err != nil {
+		fmt.Println(err)
+	}
+	return res
+}
+
+func (user *User) RegisterAuthn(credential *webauthn.Credential) {
+	res, err := json.Marshal([]webauthn.Credential{*credential})
+	if err != nil {
+		fmt.Println(err)
+	}
+	DB.Model(user).UpdateColumn("authn", string(res))
+}
+
 // Root 获取用户的根目录
 func (user *User) Root() (*Folder, error) {
 	var folder Folder